Among the new changes, Columbia agreed to review its admissions policies, ban protesters from wearing masks, bar demonstrations from academic buildings and to put its Middle East studies department under the supervision of a new senior provost with a mandate to review its leadership and curriculum.

Board of Trustees Co-Chair Claire Shipman was appointed acting president with immediate effect, while the board searches for a new president.

Katrina Armstrong is leaving the post a week after the university agreed to a list of demands from the White House.

The resignation comes after Columbia caved in to demands from Trump, who claims the school failed to fight antisemitism.

Columbia University appointed a new acting president Friday. Katrina Armstrong, who had been serving as the interim president since August 2024, will be returning to her previous position as the CEO of Columbia's Irving Medical Center.

The University remains in negotiations with Trump administration over restoring access to $400 million in federal funds

Protests against Columbia University are breaking out after the school agreed to the Trump administration's demands to change its policies to restore federal funding. NBC News' Maya Eaglin reports on reactions from students and alumni from the School of International and Public Affairs.

The former television journalist and co-chair of the university’s board of trustees takes the helm at a time of significant peril for the institution.

Katrina Armstrong, interim president of Columbia University, is stepping down, the school said in an announcement Friday.